RBI WATER HEATERS WB1501XvsVelocity Boiler Works PHX1250C-O
Side-by-side commercial boiler comparison
RBI WATER HEATERS WB1501X
Thermal Efficiency
98%
Input Rate
1500MBTU/hr
Turndown Ratio
10.00
Application
Outdoor
Velocity Boiler Works PHX1250C-O
Thermal Efficiency
97%
Input Rate
1250MBTU/hr
Turndown Ratio
10.00
Application
Outdoor
Key differences
Both models are closely matched on thermal eff: 98.0 vs 97.0 %. The RBI WATER HEATERS WB1501X is larger at 1500 MBTU/hr versus 1250 MBTU/hr. Overall, the RBI WATER HEATERS WB1501X sits higher in the category, ranking above 91% of certified commercial boilers.
Performance
| Spec | RBI WATER HEATERS | Velocity Boiler Works |
|---|---|---|
| Thermal Efficiency(%) | 98 | 97 |
| Full-Load Input Rate(MBTU/hr) | 1500 | 1250 |
| Turndown Ratio | 10.00 | 10.00 |
Configuration
| Spec | RBI WATER HEATERS | Velocity Boiler Works |
|---|---|---|
| Application | Outdoor | Outdoor |
| Control Type | Multi-stage | Multi-stage |
| Model Name | Torus Outdoor WB1501X | Phantom-XL |